Clinical toxicology Flashcards
Salicylates signs and symptoms- mild
Tinnitus
Salicylates signs and symptoms- severe
Lethargy, convulsion, coma, metabolic acidosis
Salicylates treatment
Urine alkalization with NaHCO3
Vitamin K1/ fresh frozen plasma (for bleeding)
Minimum serum acetaminophen level (indicates a high risk for liver injury)
150-200 mg/L
Paracetamol/Acetaminophen Moa
Depletion of glutathione causing hepatic necrosis due to its toxic metabolite, NAPQI
Paracetamol/Acetaminophen treatment
N-acetylcysteine
Warfarin moa
Inhibition of Vitamin K-related clotting factors (II, VII, IX)
Warfarin principal manifestation
Bleeding
Warfarin treatment
Vitamin K
Principal manifestation of heparin
Bleeding
Heparin treatment
Protamine sulfate (act as base)
1 mg protamine = 1000 IU Heparin
This cause gray baby syndrome
Chloramphenicol
Chlorampenicol treatment
Charcoal Hemoperfusion
Vancomycin causes
Red man or red neck syndrome
Vancomycin prevention
Prolonging the infusion to 1-2 hours or increasing the dosing interval
Digoxin signs and symptoms - mild
Nausea, vomiting, anorexia, confusion
Digoxin signs and symptoms- severe
Cardiac dysarrhythmias
Digoxin treatment
Lidocaine or phenytoin
Digoxin-specific fab antibodies (Digibind)
Digoxin treatment
Lidocaine or phenytoin
Digoxin-specific fab antibodies (Digibind)
Potassium chloride
Malignant hyperthermia
Succinylcholine
Histamine release (anaphylactic shock)
Tubocurarin
DOC for anaphylactic shock
Epinephrine
DOC for malignant hyperthermia
Dantrolene
Other treatment for succinylcholine & tubocurarine
Neostigmine/ pyridostigmine
Methylxanthine signs and symptoms
Other treatment for succinylcholine & tubocurarine
Neostigmine/ pyridostigmine
Methylxanthine signs and symptoms
Seizures, Cardiac dysrhythmias
Methylxanthine treatment
Ipecac syrup
Activated charcoal
Hemoperfusion & hemodialysis
Consider b-blockers for manifestations
DOC for mania and bipolar disorders
Lithium
Lithium treatment
Ipecac syrup, Na polystyrene sulfonate, WBI, hemodialysis)
TCA signs and symptoms
Anticholinergic
Cardiopulmonary toxicity
CNS manifestation
TCA treatment
Physostigmine
DOC for anticholinergic signs and symptoms
Physostigmine
DOC for cardiopulmonary toxicity
NaCHO3
DOC for CNS manifestations
Phenytoin and Bzd
Isoniazid signs and symptoms
Peripheral neuropathy
Hepatitis
Isoniazid management
Pyridoxine (1mg)
Activated charcoal (limit GI absorption)
BZD (seizures)
Isoniazid treatment
Vitamin b6
Beta-blockers signs and symptoms
Hypotension
Bradycardia
AV block bronchospasm
Beta-blockers treatment
Glucagon
Epinephrine
CCB principal manifestations
Hypotension
CCB treatment
Calcium chloride IVP glucagon
Potassium signs ad symptoms
Cardiac irritability
Dysrhythmia
Peripheral weakness
Potassium treatment
calcium Chloride
NaHCO3, Glucose, Insulin
Antagonize the cardiac effect of hyperkalemia
calcium Chloride
For an intracellular shift of K
NaHCO3, Glucose, Insulin
Potassium last measure
Hemodialysis